CHEVROLET Chevy small block Gen III/IV (LS-based engines) Engines & Components

Spacer and Adapters, LS Valve Cover, Adapter, Perimeter Bolt, Cast Aluminum, 1.385 in. Thick, Polished, Chevy, LS, 4.8-7.0L, Kit

Part Number: HLY-241-296

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/20/2025

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Pistons, FHR Coated, Forged 4032 Aluminum, Flat Top with Two Reliefs, 4.030 in. Bore, 0.927 in. Wrist Pin, GM, LS, 6.0/6.2L, Set

Part Number: UEM-IC9991C-030

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/20/2025

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Oil Pan Bolts, Hex-flange, Steel, Natural, Chevrolet, Gen III/IV LS Engines, Set

Part Number: ICB-551680

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 10/20/2025

Rocker Arms, Ultra Pro Magnum, Full Roller, 1.8 Ratio, Chromoly Steel, Pedestal Mounting, Chevy, Set of 16

Part Number: CCA-1677-16

4.78 out of 5 stars ( 9 )

Estimated Ship Date: Monday 10/20/2025

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Summit Precision High-Tensile Tri-Metal Alloy Racing Main Bearings, Chevy LS, .001 Extra Clearance, Racing 270 Deg. Oil groove, set

Part Number: SUM-7298HXS

Not Yet Reviewed

Estimated Ship Date: Monday 10/20/2025

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Main Bearings, H Series, 1/2 Groove, Standard Size, Tri Metal, Dart LS Next, Set of 5

Part Number: CLE-MS2321H

Not Yet Reviewed

Estimated Ship Date: Monday 10/20/2025

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Cylinder Head, GenX® 220, Fast As Cast®, Assembled, 65cc CNC Chambers, Titanium Retainers, GM LS2, Each

Part Number: TFS-3061T002

5.0 out of 5 stars ( 3 )

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Power Steering Pulley, Saginaw, 6-Groove Serpentine Style, Billet Aluminum, Black, 6 in. O.D., GM LS Engines, Each

Part Number: PFN-PP3608

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/20/2025

Pistons, FHR Coated, Forged 4032 Aluminum, Flat Top with Two Reliefs, 4.000 in. Bore, 0.927 in. Wrist Pin, GM, LS, 6.0/6.2L, Set

Part Number: UEM-IC9992C-STD

Not Yet Reviewed

Estimated Ship Date: Monday 10/20/2025

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Crankshaft, Compstar 4340 Forged LS, 4.000 Stroke, Internal Balance, 8 counterweight, 6-bolt Flange, Standard Snout, Each

Part Number: CPI-APO-31Q-CS

Not Yet Reviewed

Estimated Ship Date: Monday 10/20/2025

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Engine Oil Dipstick, LS Cast Retro Pan, Billet Aluminum Handle, Chrome, Steel Tube with Braided Dipstick,Chevy GM, LS/LSX, Gen III/IV, Each

Part Number: SUM-122241

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 10/20/2025

Cylinder Head, GenX® 255, Aluminum, Bare, 69cc Chamber, 255 cc Intake, GM, 6.2,.7.0L, LSX Block, Each

Part Number: TFS-3261B003-C01

Not Yet Reviewed

Estimated Ship Date: Monday 10/20/2025

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Rod Bearing, H Series, .010 in Crankshaft Undersize, TM-77, Chevy, Small Block, Each

Part Number: CLE-CB663HND10

Not Yet Reviewed

Estimated Ship Date: Monday 10/20/2025

Piston and Ring Kit, Forged, 4.075 in. Bore, Chevrolet LS, Set of 8

Part Number: MLE-930227875

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 3, 2025 if ordered today

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Valve, Exhaust, Stainless Steel, 1..59 in. Diameter, Chevy, Small Block LS3/L76/L92, Each

Part Number: NAL-12582719

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/20/2025

Pistons, Hypereutectic, Dish, 3.800 in. Bore, Chevy, GMC, Set of 8

Part Number: SLP-H856CP50MM

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 10/20/2025

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Timing Chain and Gear Set, Original True Roller, Single Roller, Iron/Steel Sprockets, Chevy, 350, 5.7L, Set

Part Number: CLO-9-3651X3

4.9 out of 5 stars ( 10 )

Estimated Ship Date: Monday 10/20/2025

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Cam and Lifter kit, Stage 3 Pro LS Cam - Extra Valve Clearance Version, 230/242 113+3, .625/.605 Lift, 3-bolt, 5.3, 5.7, 6.0, 6.2, 7.0L

Part Number: SUM-K8710R1

Not Yet Reviewed

Estimated Ship Date: Monday 10/20/2025

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Harmonic Balancer Hub, Replacement, Internal Engine Balance, Steel, Black, Camaro/Firebird, 5.7L LS, Each

Part Number: ATI-916031

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 10/20/2025

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Harmonic Balancer, Internal Balance, Steel, Black, Chevy/Pontiac, Small Block, Each

Part Number: FLU-740111

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 17, 2025 if ordered today

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Pro LS 2618 Forged Piston, 4.070 bore, 1.326 C.H., 12cc Dish, Std. Stroke, Full Float Rod, NA/Boost/Nitrous, Cathedral/Rect. 6.2 LS3 L92 LS9, Set of 8

Part Number: SUM-326943407012

Not Yet Reviewed

Estimated Ship Date: Monday 10/20/2025

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Harmonic Balancer, Super Damper, Internal Balance, Aluminum/Steel, Black, Chevrolet, LS7, LS3, Each

Part Number: ATI-918639

Not Yet Reviewed

Estimated Ship Date: Monday 10/20/2025

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Windage Tray, Louvered, Wet Rear Sump Style, Steel, Natural, 4.125 in. Maximum Stroke with OE Rod, Trimming Required, Chevy, 6.2L LS, 7.0L LS, Each

Part Number: NAL-19202609

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/20/2025

Connecting Rods, 4340, H-Beam, 12-Point, Cap Screw, 6.100 in. Length, Chevy, 4.8/5.3/5.7/6.0L, Set of 8

Part Number: SCA-66100927

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 10/20/2025

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Rocker Arm, 1.7 Ratio, Roller Fulcrum, Ductile Iron, Chevy GM, LS/LSX, Gen III/IV, No Offset Each

Part Number: SUM-141550

4.5 out of 5 stars ( 6 )

Estimated Ship Date: Monday 10/20/2025